| Point Forecast: 17 Miles ENE Mount St Helens WA 46.27N 121.86W (Elev. 1473 m) |
Last Update: 9:41 am PDT Jul 3, 2025 |
 |
|
[show menu] |
| Date | 07/03 | 07/04 | ||||||||||||||||||||||
| Hour (PDT) | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 |
| Temperature (°C) | 11 | 12 | 13 | 14 | 15 | 15 | 15 | 16 | 14 | 13 | 12 | 10 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 6 | 7 | 8 | 8 | 10 |
| Dewpoint (°C) | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 5 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 4 | 3 | 3 | 4 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 8 | 8 | 8 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | NNW | NW | NW | NW | NW | NNW | NW | NNW | NNW | NNW | NNW | NNW | NNW | N | N | N | NNW | NNW | N | N | N | N | NW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 5 | 6 | 3 | 4 | 5 | 2 | 2 | 3 | 3 | 4 | 11 | 20 | 24 | 39 | 45 | 52 | 44 | 35 | 36 | 67 | 67 | 67 | 76 | 76 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 5 | 6 | 9 | 9 | 9 | 9 | 9 |
| Relative Humidity (%) | 51 | 44 | 43 | 42 | 41 | 44 | 45 | 47 | 51 | 57 | 64 | 73 | 78 | 79 | 77 | 80 | 78 | 78 | 80 | 80 | 81 | 74 | 69 | 65 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/05 | |||||||||||||||||||||||
| Hour (PDT) | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 |
| Temperature (°C) | 11 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 7 | 6 | 6 | 6 | 5 | 6 | 7 | 7 | 9 |
| Dewpoint (°C) | 4 | 4 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 4 | 4 | 3 | 3 | 3 | 3 | 3 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 6 | 8 | 8 | 8 | 10 | 10 | 10 | 11 | 11 | 11 | 13 | 13 | 13 | 9 | 9 | 9 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | NW | W | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | WNW | WNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 76 | 72 | 72 | 72 | 67 | 67 | 67 | 64 | 64 | 64 | 66 | 66 | 66 | 49 | 49 | 49 | 38 | 38 | 38 | 26 | 26 | 26 | 21 | 21 |
| Precipitation Potential (%) | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 3 | 3 | 3 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 62 | 59 | 58 | 57 | 58 | 59 | 60 | 63 | 67 | 72 | 77 | 82 | 87 | 90 | 92 | 92 | 91 | 90 | 89 | 86 | 82 | 77 | 72 | 67 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
